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Use Identities to Simplify the Expression

Question 473

Multiple Choice

Use identities to simplify the expression.
-cos x - cos x Use identities to simplify the expression. -cos x - cos x x A) B) C) D) sin x x


A) Use identities to simplify the expression. -cos x - cos x x A) B) C) D) sin x
B) Use identities to simplify the expression. -cos x - cos x x A) B) C) D) sin x
C) Use identities to simplify the expression. -cos x - cos x x A) B) C) D) sin x
D) sin x

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